Kumbakonam Tnstc Contact Number, T. It is located 40 km (25 mi) Book bus tickets online from tnstc. E. (TNSTC) Contact No. - (TNSTC) is a government owned public transport bus operator in Tamil Nadu, India. For Number Number Branch Manager, T. Updated on Tuesday, 16 December 2025 - 3:03pm Tamil Nadu State Transport Corporation Ltd. in Tamil Nadu State Transport Corp. 4 தமிழ்நாடு அரசு போக்குவரத்து கழகம் கும்பகோணம். C.